Copyright 1953 by Comic Magazines.
On sale date and volume number from the publication date and volume number reported to the U.S. Copyright Office found in the Catalog of Copyright Entries, Third Series, Volume 7, Part 2, Numbers 2, Periodicals, July-December 1953. Class B periodical. Copyright registration number B430557.
Jack Mendelsohn later rewrote his own story for Felix the Cat (Dell, 1962 series) #3 and Tippy's Friends Go-Go and Animal (Tower, 1966 series) #7. Credit and reuses from https://martinohearn.blogspot.com.